Brass Tumbler for reloading..good for coins too?

Anyone ever try one of these for cleaning coins? I just looked at my friend's machine and it looks like it could handle it.

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If you’re in the market for a new Extreme Rebel 17 reloading kit, you’ve come to the right place. Get your new stainless steel tumbler today.

Reloading Kit Extreme Rebel 17, SS Media and Lemishine 220/240 Volts (International Model)